fmt.Fprintf(w, "\n")
	}
	fmt.Fprintf(w, "%s 1 %d ns/op\n", makeBenchString("total time"+gcString), totTime.Nanoseconds())
}

// Start marks the beginning of a new measurement phase.
// Once a metric is started, it continues until either a Report is issued, or another Start is called.
func (m *Metrics) Start(name string) {
	if m == nil {
		return
	}
	m.closeMark()
	m.curMark = &mark{name: name}

	releasem(mp)
}

// templateThread is a thread in a known-good state that exists solely
// to start new threads in known-good states when the calling thread
// may not be in a good state.
//
// Many programs never need this, so templateThread is started lazily
// when we first enter a state that might lead to running on a thread
// in an unknown state.
//
// templateThread runs on an M without a P, so it must not have write

			runtime.ReadMemStats(&m)
		}
	}()

	// Try to synchronize both LockOSThreads.
	start := time.Now().Add(10 * time.Millisecond)

	var wg sync.WaitGroup
	wg.Add(2)

	for i := 0; i < 2; i++ {
		go func() {
			for time.Now().Before(start) {
			}

			// Add work to the local runq to trigger early startm
			// in handoffp.
			go func() {}()

			runtime.LockOSThread()

// first running goroutine in the traceback.
//
// If either of these flags is set, Start re-executes the current
// executable as a child process, in a special mode in which it
// acts as a telemetry sidecar for the parent process (the application).
// In that mode, the call to Start will never return, so Start must
// be called immediately within main, even before such things as

"
fi

# PROXY_CONFIG > PILOT_ADDRESS > ISTIO_PILOT_PORT
export PROXY_CONFIG=${PROXY_CONFIG:-${DEFAULT_PROXY_CONFIG}}

if [ "${EXEC_USER}" == "${USER:-}" ] ; then
  # if started as istio-proxy (or current user), do a normal start, without
  # redirecting stderr.
  INSTANCE_IP=${ISTIO_SVC_IP} POD_NAME=${POD_NAME} POD_NAMESPACE=${NS} "${ISTIO_BIN_BASE}/pilot-agent" proxy "${ISTIO_AGENT_FLAGS_ARRAY[@]}"
else

	fetchBlockedTag  = "blocked"
)

type statsCollector struct{}

var stats = statsCollector{}

func (statsCollector) authenticating(ctx context.Context) func(hit bool) {
	start := time.Now()
	return func(hit bool) {
		var tag string
		if hit {
			tag = hitTag
		} else {
			tag = missTag
		}

		latency := time.Since(start)

		requestCount.WithContext(ctx).WithLabelValues(tag).Inc()

        when:
        async {
            start {
                instant.start1
                container.finalizeIfNotAlready()
                instant.finish1
                assert container.get() == 1
            }
            start {
                instant.start2
                container.finalizeIfNotAlready()
                instant.finish2

ECHO_ARGS=${ECHO_ARGS:-}
# Split ECHO_ARGS by spaces.
IFS=' ' read -r -a ECHO_ARGS_ARRAY <<< "$ECHO_ARGS"

ISTIO_LOG_DIR=${ISTIO_LOG_DIR:-/var/log/istio}

# Run the pilot agent and Envoy
/usr/local/bin/istio-start.sh&

# Start the echo server.

	// Start tracing again, this time writing out the result.
	if err := trace.Start(os.Stdout); err != nil {
		log.Fatalf("failed to start tracing: %v", err)
	}
	runtime.GC()
	trace.Stop()

	}()

	const iters = 5
	for i := 0; i < iters; i++ {
		var w io.Writer
		if i == iters-1 {
			w = os.Stdout
		} else {
			w = new(bytes.Buffer)
		}
		if err := trace.Start(w); err != nil {
			log.Fatalf("failed to start tracing: %v", err)
		}
		time.Sleep(time.Millisecond)
		trace.Stop()
	}
	<-outerDone